scottk/OpenCellular
1
0
Fork 0
mirror of https://github.com/Telecominfraproject/OpenCellular.git synced 2025-11-25 18:55:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

Check return value on write() to fix warning.

Browse Source 
Review URL: http://codereview.chromium.org/861003
This commit is contained in:
Gaurav Shah
2010-03-11 13:41:25 -08:00
parent 0a8864f494
commit 16ca324d43
1 changed files with 10 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
utils/dumpRSAPublicKey.c
View File

@@ -53,7 +53,9 @@ void output(RSA* key) {
N = key->n;
/* Output size of RSA key in 32-bit words */
nwords = BN_num_bits(N) / 32;
write(1, &nwords, sizeof(nwords));
if (-1 == write(1, &nwords, sizeof(nwords)))
goto failure;
/* Initialize BIGNUMs */
Big1 = BN_new();
@@ -81,7 +83,8 @@ void output(RSA* key) {
BN_mod_inverse(N0inv, N, B, bn_ctx);
BN_sub(N0inv, B, N0inv);
n0invout = BN_get_word(N0inv);
write(1, &n0invout, sizeof(n0invout));
if (-1 == write(1, &n0invout, sizeof(n0invout)))
goto failure;
/* Calculate R = 2^(# of key bits) */
BN_set_word(NnumBits, BN_num_bits(N));
@@ -99,7 +102,8 @@ void output(RSA* key) {
BN_mod(n, N, B, bn_ctx); /* n = N mod B */
nout = BN_get_word(n);
write(1, &nout, sizeof(nout));
if (-1 == write(1, &nout, sizeof(nout)))
goto failure;
BN_rshift(N, N, 32); /* N = N/B */
}
@@ -110,11 +114,13 @@ void output(RSA* key) {
BN_mod(rr, RR, B, bn_ctx); /* rr = RR mod B */
rrout = BN_get_word(rr);
write(1, &rrout, sizeof(rrout));
if (-1 == write(1, &rrout, sizeof(rrout)))
goto failure;
BN_rshift(RR, RR, 32); /* RR = RR/B */
}
failure:
/* Free BIGNUMs. */
BN_free(Big1);
BN_free(Big2);